[#11] Ajout d'une méthode dans les fieldtypes pour retourner les arguments sqlalchemy

EditorialModel/fieldtypes.py

 
 from EditorialModel.components import EmComponent, EmComponentNotExistError
 from Lodel.utils.mlstring import MlString
+from sqlalchemy import Column, INTEGER, BOOLEAN
 
 def get_field_type(name):
     class_name = 'EmField_' + name
     def sql_column(self):
         return "int(11) NOT NULL"
 
+    def sqlalchemy_args(self):
+        # TODO Ajouter la prise en charge de la taille max
+        return {'type_': INTEGER, 'nullable': False}
 
 class EmField_boolean(EmFieldType):
 
     def sql_column(self):
         return "tinyint(1) DEFAULT NULL"
 
+    def sqlalchemy_args(self):
+        return {'type_': BOOLEAN, 'nullable': True, 'default': None}
 
 class EmField_char(EmFieldType):
 
     def sql_column(self):
         return "varchar(250) DEFAULT NULL"
 
+    def sqlalchemy_args(self):
+        return {'type_': VARCHAR(250), 'nullable': True, 'default': None}
+
 
 class EmField_mlstring(EmFieldType):
 
 
     def sql_column(self):
         return "varchar(250) DEFAULT NULL"
+
+    def sqlalchemy_args(self):
+        return {'type_': VARCHAR(250), 'nullable': True, 'default': None}